A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
Classification: Check valves of copper having a pressure rating of 850 kpa or over
NSN 5910-01-542-8835
NSN 5990-00-378-1449
NSN 5910-01-472-3798
NSN 5965-01-592-3051
NSN 6220-01-398-4903
NSN 5835-00-811-4554
NSN 5960-01-198-3933
NSN 5935-01-256-6742
NSN 5945-00-295-2191
NSN 4140-00-195-7336
NSN 5975-00-065-4026
NSN 6105-01-252-9548